Correspondence between Dr. Cone and Cecil Mushatt, Everitt Murray, Montreal General Hospital, H. Houston Merritt, Arthur Morris, Jost J. Michelsen, Isabelle Miller, Gavin Miller, Guy Morton, Montreal Medico-Chirurgical Society, W.J. McNally, C. Moffatt, Hugh McChesney, Gordon M. Morrison, Sidney Mitchell, D.L. McRae, Paul Mutschmann, Miss Kilpatrick Mixter, Frank Meleney, Mead Johnson & Co., J.C. Meakins, Capt. R.K. Magee, V. Mueller & Co., W. Jason Mixter, Merrill Moore, Fred Marcusse, Henry Allen Moe, Major J.C. Mackenzie, Frederick P. Moersch, Rusell Meyers, Ross Mitchell, Irvine McQuarrie, Beattie Martin, Hugh. D. Moore, holograph biographical notes on Sean Murphy and Kenneth MacFarlane.

Correspondence between Dr. Cone and Geoge McLure, Ruth McClung Jones, James McClinton, Captain A. McCallum, K.G. McKenzie, D.S. McEachern, E.S. McDowell, A.E.R. MacPhee, Crawford C. McCullough, Don McEwan, H.K. MacDonald, C.K. McLeod.

Correspondence between Dr. Cone and Dr. Munro, concerning various medical matters.

Correspondence between Dr. Cone and New York Academy of Medicine, National Drug Co., Howard Naffziger, A.G. Nicholls, Paul Norton.

Correspondence between Dr. Cone and Dorothy Osborne, Samuel T. Orton, Francis O’Brien, Clarence W. Olsen, Eric Oldberg, Ashley Oughterson, Quebec Society of Occupational Therapy.

Correspondence between Dr. Cone and Dr. Odom, concerning the exchange of professional opinion.

Correspondence between Dr. Cone and Rud Prunsch, Carleton Pierce, Cobb Pilcher, Eric Peterson, Physicians Hospital of Plattsburgh, Max M. Peet, James Priestley, Tracy Putman, N.W. Philpott, G.R. Peterson, F.R. Peterson, Bradley Patten, Payette and Co., Dr. Parenteau, C.P. Phillips, A. Pasquet, Potsdam Hospital, James L. Poppen, Philadelphia General Hospital, Mrs George Pape, W.F. Prior Company, J.S. Patterson, L. Pavrovsky. Includes typescript of “Roentgen Therapy of Primary Neoplasm of the Brain and Brain Stem” by Carleton Pierce, W.V. Cone, Arthur Elvidge, and James G. Tye.

Correspondence between Dr. Cone and Dr. Penfield.

Correspondence between Dr. Cone and Robert Pudenz, concerning use of a twist-drill, skull punch and immobilizing iron (photos included).

Letter to Dr. Cone from Quebec Society of Therapists, concerning the offering of an honorary membership to Dr. Cone.